Insider sales total 5,902 shares at DSP (NYSE: DSP) under Rule 144 notice

Rhea-AI Filing Summary

DSP: Reported Rule 144 resale notifications and recent small open-market sales by an affiliate. The filing lists multiple Restricted Stock Units acquired as compensation on various dates and shows two sales by Lawrence Madden: 4,244 shares on 01/22/2026 and 1,658 shares on 03/13/2026. The listed RSU awards include several grant dates and per-grant share counts.

Insights

Securities Compliance Analyst

Routine resale filings and small insider sales; no material company-level impact indicated.

The filing documents multiple Restricted Stock Units acquired as compensation on dates including 03/10/2024, 03/10/2025, and 03/10/2026, with individual award sizes shown. It also reports two dispositions by Lawrence Madden totaling 5,902 shares.

These sales are small in absolute terms relative to a typical public float; subsequent filings may provide additional context about holdings or plans.

Key Figures

Sale - 01/22/2026: 4,244 shares Sale - 03/13/2026: 1,658 shares RSU grant: 25,985 shares +2 more

5 metrics

Sale - 01/22/2026 4,244 shares Disposition by Lawrence Madden on 01/22/2026

Sale - 03/13/2026 1,658 shares Disposition by Lawrence Madden on 03/13/2026

RSU grant 25,985 shares Acquired as compensation on 03/10/2025

RSU grant 26,041 shares Acquired as compensation on 03/10/2024

RSU grant 19,187 shares Acquired as compensation on 03/10/2026

Key Terms

Form 144, Restricted Stock Units, Acquired as compensation, Rule 144 resale notice

4 terms

Form 144 regulatory

"144: Securities Sold During The Past 3 Months"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Restricted Stock Units financial

"Acquired as compensation -- Restricted Stock Units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Acquired as compensation financial

"03/10/2025 | Acquired as compensation -- Restricted Stock Units"

Rule 144 resale notice regulatory

"144: Securities To Be Sold"

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Goldman Sachs & Co. LLC 200 West Street New York NY 10282	133334	1497340.82	17755759	04/01/2026	NASD

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	06/10/2025	Acquired as compensation -- Restricted Stock Units	Issuer			4467	06/10/2025	Compensation
Common	06/10/2025	Acquired as compensation -- Restricted Stock Units	Issuer			125	06/10/2025	Compensation
Common	03/10/2025	Acquired as compensation -- Restricted Stock Units	Issuer			25985	03/10/2025	Compensation
Common	03/10/2025	Acquired as compensation -- Restricted Stock Units	Issuer			19229	03/10/2025	Compensation
Common	03/10/2025	Acquired as compensation -- Restricted Stock Units	Issuer			4672	03/10/2025	Compensation
Common	03/10/2026	Acquired as compensation -- Restricted Stock Units	Issuer			10263	03/10/2026	Compensation
Common	03/10/2026	Acquired as compensation -- Restricted Stock Units	Issuer			4662	03/10/2026	Compensation
Common	03/10/2026	Acquired as compensation -- Restricted Stock Units	Issuer			1956	03/10/2026	Compensation
Common	03/10/2026	Acquired as compensation -- Restricted Stock Units	Issuer			4314	03/10/2026	Compensation
Common	03/10/2026	Acquired as compensation -- Restricted Stock Units	Issuer			19187	03/10/2026	Compensation
Common	03/10/2024	Acquired as compensation -- Restricted Stock Units	Issuer			26041	03/10/2024	Compensation
Common	03/10/2024	Acquired as compensation -- Restricted Stock Units	Issuer			12433	03/10/2024	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Lawrence Madden 2722 Michelson Drive Suite 100 Irvine CA 92612	Common	03/13/2026	1658	21607.39
Lawrence Madden 2722 Michelson Drive Suite 100 Irvine CA 92612	Common	01/22/2026	4244	55285.82

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What sales does the DSP Form 144 show?

The Form 144 shows two sales by Lawrence Madden: 4,244 shares on 01/22/2026 and 1,658 shares on 03/13/2026. These transactions are recorded as dispositions in the filing and are the only sales listed in the excerpt.

Which types of securities are listed in the DSP filing?

The filing lists Common shares and multiple awards described as Restricted Stock Units. Several RSU grant dates and per-grant share counts are shown, each labeled "Acquired as compensation" in the excerpt.

Are the RSUs dated in the DSP Form 144?

Yes. The excerpt shows RSU grant dates including 03/10/2024, 03/10/2025, and 03/10/2026, with individual award sizes such as 26,041, 25,985, and 19,187 shares on those dates.

Who is the reporting person in the DSP sales?

The sales are reported under the name Lawrence Madden with an address listed in Irvine, CA. The filing records his two dispositions with share counts and transaction dates as shown in the excerpt.